Expired Canadian patentCanada
Thiolated polypeptide compound derived from a tetanus toxin fragment, the process for its obtention and its applications
CA 1183775 A · Owner: Institut Pasteur · Inventors: Bizzini, Bernard
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A conjugate of IIc fragment of tetanus toxin and NH2 group-containing medicine is described. The conjugate is usable for transporting a medicine to the central nervous system, as a specific labeller for neuronal cells or for diagnosis purposes.
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted March 12, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 12, 2002.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 21, 1982
GrantedMarch 12, 1985
Term endedMarch 12, 2002
Patent numberCA 1183775 A
Classification (IPC)A61K39/08 +1 more
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.